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/* ldctor.h - linker constructor support
Copyright (C) 1991-2019 Free Software Foundation, Inc.
This file is part of the GNU Binutils.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#ifndef LDCTOR_H
#define LDCTOR_H
/* List of statements needed to handle constructors */
extern lang_statement_list_type constructor_list;
/* Whether the constructors should be sorted. Note that this is
global for the entire link; we assume that there is only a single
CONSTRUCTORS command in the linker script. */
extern bfd_boolean constructors_sorted;
/* We keep a list of these structures for each set we build. */
struct set_info {
struct set_info *next; /* Next set. */
struct bfd_link_hash_entry *h; /* Hash table entry. */
bfd_reloc_code_real_type reloc; /* Reloc to use for an entry. */
size_t count; /* Number of elements. */
struct set_element *elements; /* Elements in set. */
};
struct set_element {
union {
struct set_element *next; /* Next element. */
long idx;
} u;
const char *name; /* Name in set (may be NULL). */
asection *section; /* Section of value in set. */
bfd_vma value; /* Value in set. */
};
/* The sets we have seen. */
extern struct set_info *sets;
extern void ldctor_add_set_entry
(struct bfd_link_hash_entry *, bfd_reloc_code_real_type, const char *,
asection *, bfd_vma);
extern void ldctor_build_sets
(void);
#endif
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